ZA986071B - Airborne contaminant indicator. - Google Patents

Airborne contaminant indicator.

Info

Publication number
ZA986071B
ZA986071B ZA9806071A ZA986071A ZA986071B ZA 986071 B ZA986071 B ZA 986071B ZA 9806071 A ZA9806071 A ZA 9806071A ZA 986071 A ZA986071 A ZA 986071A ZA 986071 B ZA986071 B ZA 986071B
Authority
ZA
South Africa
Prior art keywords
airborne contaminant
contaminant indicator
indicator
airborne
contaminant
Prior art date
Application number
ZA9806071A
Inventor
Andrew J Dallas
Kristine M Graham
Timothy H Grafe
Original Assignee
Donaldson Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Donaldson Co Inc filed Critical Donaldson Co Inc
Publication of ZA986071B publication Critical patent/ZA986071B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0454—Controlling adsorption
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/15—Inorganic acid or base [e.g., hcl, sulfuric acid, etc. ]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/17—Nitrogen containing
    • Y10T436/173845—Amine and quaternary ammonium
    • Y10T436/175383—Ammonia
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/25875—Gaseous sample or with change of physical state

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
ZA9806071A 1997-07-11 1998-07-09 Airborne contaminant indicator. ZA986071B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/893,876 US5976467A (en) 1997-07-11 1997-07-11 Airborne contaminant indicator

Publications (1)

Publication Number Publication Date
ZA986071B true ZA986071B (en) 2000-01-10

Family

ID=25402279

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9806071A ZA986071B (en) 1997-07-11 1998-07-09 Airborne contaminant indicator.

Country Status (9)

Country Link
US (1) US5976467A (en)
EP (1) EP1000351A1 (en)
JP (1) JP2001509602A (en)
KR (1) KR20010021757A (en)
AU (1) AU8287698A (en)
CA (1) CA2294253A1 (en)
IL (1) IL133903A0 (en)
WO (1) WO1999002986A1 (en)
ZA (1) ZA986071B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998022794A1 (en) * 1996-11-19 1998-05-28 Obayashi Corporation Gas collecting apparatus
US6187596B1 (en) * 1997-07-11 2001-02-13 Donaldson Company, Inc. Airborne contaminant indicator
US6391262B1 (en) * 1999-08-16 2002-05-21 William F. Brinton Test kit for measuring volatile ammonia in biological sample
US8849716B1 (en) 2001-04-20 2014-09-30 Jpmorgan Chase Bank, N.A. System and method for preventing identity theft or misuse by restricting access
WO2007047557A2 (en) * 2005-10-14 2007-04-26 Purafil, Inc. Adsorbent composition with reactive indicator
US7744684B2 (en) * 2006-04-26 2010-06-29 Chromatography Research Supplies, Inc. High capacity gas filter system with indicator
EP2100637B1 (en) * 2008-03-14 2012-07-11 Covidien AG Respiratory apparatus with a bioburden indicator
PL2622322T3 (en) * 2010-10-01 2018-09-28 3M Innovative Properties Company Method for correlating a monitoring device to the end of service life of a filter cartridge
US10278617B1 (en) * 2013-03-15 2019-05-07 Invoy Holdings, Llc Method and apparatus for sensing ammonia in breath
KR101837641B1 (en) 2013-12-17 2018-03-12 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Air quality indicator
US10286349B2 (en) 2015-11-10 2019-05-14 3M Innovative Properties Company Air filter use indicators
JP6720911B2 (en) * 2017-03-30 2020-07-08 日東紡績株式会社 Functional fiber evaluation equipment
KR102378247B1 (en) * 2020-09-14 2022-03-25 (재)예수병원유지재단 Identification nameplate

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3025142A (en) * 1959-10-30 1962-03-13 Dale D Williams Method and means of detecting ammonia and amine vapor
US3350175A (en) * 1963-07-02 1967-10-31 Mine Safety Appliances Co Colorimetric indicator device for the determination of gases
CH448259A (en) * 1966-10-10 1967-12-15 Bbc Brown Boveri & Cie Electrical apparatus with a gaseous filling consisting at least partially of sulfur hexafluoride
US3528780A (en) * 1968-04-05 1970-09-15 Us Air Force Visual ammonia detector
DE2855648C2 (en) * 1978-12-22 1981-04-30 Drägerwerk AG, 2400 Lübeck Detector tubes for measuring sodium hydroxide and / or calcium oxide aerosols
US4471186A (en) * 1980-06-12 1984-09-11 Mitsubishi Denki Kabushiki Kaisha Abnormal condition detector of electric apparatus
CA1157355A (en) * 1980-06-26 1983-11-22 Michael V. Sefton Continuous monitor of the exposure to industrial gases and vapour contaminants
US4530706A (en) * 1981-10-19 1985-07-23 American Optical Corporation Respirator cartridge end-of-service life indicator
US4459266A (en) * 1982-01-05 1984-07-10 Lamoreaux Charles L Air purity monitoring system
JPH0654309B2 (en) * 1985-07-17 1994-07-20 日本パイオニクス株式会社 Detection agent
DE3531650A1 (en) * 1985-09-05 1987-03-05 Draegerwerk Ag DIFFUSION SAMPLERS FOR GASEOUS MEDIA
SU1605191A1 (en) * 1986-04-16 1990-11-07 Главная геофизическая обсерватория им.А.И.Воейкова Sorption tube
DE3821831A1 (en) * 1988-06-29 1990-01-04 Draegerwerk Ag AUTOMATED DEVICE AND METHOD FOR DETECTING GASEOUS COMPONENTS IN AIR BY MEANS OF A COLORIMETRIC TESTING TUBE
US4875914A (en) * 1989-03-20 1989-10-24 Wallace Wireman Gas & odor adsorbing unit
US5120511A (en) * 1990-10-05 1992-06-09 Westvaco Corporation Adsorber bed life monitor
US5173263A (en) * 1991-01-22 1992-12-22 The United States Of America As Represented By The United States Department Of Energy Regenerable activated bauxite adsorbent alkali monitor probe
JPH05107239A (en) * 1991-10-18 1993-04-27 Hitachi Plant Eng & Constr Co Ltd Life-prediction device of adsorbent
US5290345A (en) * 1993-01-13 1994-03-01 Donaldson Company, Inc. Refillable gas adsorption bed assembly and counterflow adsorber module

Also Published As

Publication number Publication date
EP1000351A1 (en) 2000-05-17
CA2294253A1 (en) 1999-01-21
US5976467A (en) 1999-11-02
KR20010021757A (en) 2001-03-15
IL133903A0 (en) 2001-04-30
JP2001509602A (en) 2001-07-24
WO1999002986A1 (en) 1999-01-21
AU8287698A (en) 1999-02-08

Similar Documents

Publication Publication Date Title
IL142108A0 (en) Airborne contaminant indicator
GB2335639B (en) Sorting system
EP0679871A4 (en) Indicator.
GB2309078B (en) Inspection systems
ZA986071B (en) Airborne contaminant indicator.
GB2315545B (en) Gear-stick position indicator
ZA996936B (en) Railbreak indicating arrangement.
GB9912080D0 (en) Direction indicator
HK1010906A1 (en) Dehumidifier.
GB2323649B (en) An indicator device
GB9724408D0 (en) Indicator
PL324542A1 (en) Indicator
GB9709425D0 (en) Indicator V
TW317815U (en) Document indicator
GB9726308D0 (en) Indicator II
GB9726309D0 (en) Indicator I
IL120544A0 (en) Time indicator
ZA993335B (en) Warning device.
IL121339A0 (en) Spoilage indicator
PL322839A1 (en) Performance indicator
GB9812029D0 (en) Direction indicator
TW381694U (en) Direction indicator
GB9811158D0 (en) Direction indicator
GB9709423D0 (en) Indicator V1
GB9618740D0 (en) Indicator